CN217253406U - High-precision universal internal tooth clamp for gear turning machine - Google Patents
High-precision universal internal tooth clamp for gear turning machine Download PDFInfo
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- CN217253406U CN217253406U CN202220941854.XU CN202220941854U CN217253406U CN 217253406 U CN217253406 U CN 217253406U CN 202220941854 U CN202220941854 U CN 202220941854U CN 217253406 U CN217253406 U CN 217253406U
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- expansion sleeve
- cover
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- internal tooth
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a high accuracy commonality internal tooth anchor clamps for gear turning machine belongs to gear machining technical field, including the cover that rises that is used for carrying out the positioning clamp to the work piece, be equipped with the supporting component that is used for carrying out the supporting to the work piece in rising the cover with one heart, rise the cover outer lane and adopt the toper structure of top-down leanin, be equipped with the tapering seat that matches with the toper structure of the cover that rises in the outer lane of the cover upper portion that rises, rise the cover and the supporting component all lie in the tapering seat with one heart, the below of tapering seat is supported through the base, the lower extreme of supporting component is connected with base fixed, it has the pull ring that is used for pulling the cover that rises to move downwards to buckle with one heart in the outer lane of the cover lower part that rises, the pull ring bottom is equipped with the pull rod that runs through the base, the pull rod is connected with the drive end of hydro-cylinder; the utility model realizes concentric clamping of the workpiece in the center through the clamping jaw on the taper seat, and ensures the concentric positioning precision of the workpiece; the clamping jaw and the positioning disc are convenient to detach and replace, good in compatibility, capable of detecting clamping of workpieces and high in reliability.
Description
Technical Field
The utility model relates to a gear machining technical field, concretely relates to car tooth machine high accuracy commonality internal tooth anchor clamps.
Background
The turning gear machining is a very efficient and high-precision internal gear machining mode, the specifications of workpieces are not uniform, and in order to quickly clamp and position the workpieces, a clamp is required to have good adaptability, and the existing clamp can only clamp the workpieces of a certain specific type, so that the clamp is various and the burden of field operation is increased; simultaneously for guaranteeing final machining precision and efficiency, need can be accurate carry out the clamp of work piece tightly to can in time discover the problem, adjust the position of work piece, for this application a supporting part centre gripping scheme of high reliability.
SUMMERY OF THE UTILITY MODEL
The technical purpose is as follows: to current work piece holder compatibility not good, not enough in the aspect of the work piece clamping accuracy, the utility model discloses a can compatible multiple work piece kind to high accuracy commonality internal tooth anchor clamps for the car tooth machine that the clamping accuracy is high.
The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme:
the utility model provides a high accuracy commonality internal tooth anchor clamps for gear turning machine, including being used for carrying out the tight cover that rises of location clamp to the work piece, it is used for carrying out the supporting component that supports to the work piece to be equipped with one heart in the cover that rises, the cover outer lane that rises adopts the toper structure of top-down leanin, the outer lane on cover upper portion that rises is equipped with the tapering seat with the toper structure matched with of the cover that rises, it all lies in the tapering seat with one heart to rise the cover and supporting component, the below of tapering seat is supported through the base, the lower extreme and the base fixed connection of supporting component, it has the pull ring that is used for the pulling to rise the cover and move downwards to buckle with one heart in the outer lane of the cover lower part that rises, the bottom is equipped with the pull rod that runs through the base, the pull rod is connected with the drive end of hydro-cylinder.
Preferably, the utility model discloses a cover that rises separates into a plurality of cover pieces that rise along the circumferencial direction, uses the rubber bonding between the adjacent cover piece that rises, is equipped with on every cover piece that rises and treats and press from both sides tight work piece shape assorted clamping jaw, the clamping jaw with rise can dismantle between the cover piece and be connected.
Preferably, the utility model discloses a be equipped with stop screw along radial direction on the tapering seat, stop screw symmetric position is in the both sides of the cover that rises, and the cover that rises that corresponds with stop screw on the cover goes up to be equipped with the spacing groove along the tapering direction of the cover that rises, and stop screw's tip is located the spacing inslot.
Preferably, the utility model discloses a supporting component includes positioning disk and flange that top-down set up with one heart in proper order, and the positioning disk adopts the cavity design, and the up end of positioning disk is used for the support of work piece, and the lower extreme passes through the fix with screw on flange, and the flange lower extreme is connected with the base through equal-height column, and equal-height column's lower extreme passes the bottom surface of pull ring.
Preferably, the utility model discloses a chip removal hole that is used for discharging the processing cutting bits is all offered along the circumferencial direction to pull ring and tapering seat, and one side that is close to flange in the bottom of pull ring is equipped with and keeps off the bits cover, and it is downthehole to keep off the bits cover and will process the leading-in chip removal of cutting bits.
Preferably, the utility model discloses a be equipped with the gas pocket on the positioning disk, be equipped with the air cavity with the gas pocket intercommunication in the below of gas pocket, air cavity and pressure measurement equipment intercommunication, after the work piece installation, through the gaseous back of injecting into in the pressure measurement equipment looks air cavity, detect the atmospheric pressure in the air cavity.
Has the advantages that: the utility model provides a high accuracy commonality internal tooth anchor clamps for car tooth machine has following beneficial effect:
1. the utility model discloses a tapering seat adopts split type design, uses rubber to bond between the adjacent cover piece that rises, when the hydro-cylinder stimulates the pull rod downwards, rises to overlap under the tapering inclined plane cooperation between with the tapering seat, and synchronous the returning is contract, realizes pressing from both sides tightly with one heart to the work piece of centering, guarantees the concentric positioning accuracy of work piece.
2. The utility model discloses a cooperation of stop screw and spacing groove, it is spacing to the maximum position that reciprocates of cover that rises, avoids causing the damage to the work piece clamping-force too greatly.
3. The utility model discloses a be equipped with the clamping jaw on the cover piece that rises, through changing different clamping jaws, can realize that the work piece location to different specifications and appearance is tight, promotes the compatibility of anchor clamps.
4. The utility model discloses a positioning disk and flange constitute the support subassembly and carry out the support of work piece, can conveniently carry out the change of positioning disk, realize the bottom sprag to different work pieces to through the pressure variation of gas pocket and gas intracavity, detect the laminating degree between work piece and the positioning disk, and then whether target in place to the workpiece setting detects, guarantees processingquality.
5. The utility model discloses be equipped with the chip removal hole on pull ring and tapering seat to be equipped with in the pull ring bottom and keep off the bits cover, can guide the cutting bits to the chip removal hole, avoid the cutting bits to pile up in anchor clamps, and then avoid its influence to being processed the work piece.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention along the limiting groove;
FIG. 3 is a structural diagram of the expansion sleeve of the present invention;
FIG. 4 is a partial sectional view of the positioning plate of the present invention;
fig. 5 is a structural view of embodiment 2 of the present invention;
the device comprises an expansion sleeve 1, a supporting assembly 2, a taper seat 3, a base 4, a pull ring 5, a pull rod 6, an expansion sleeve block 7, rubber 8, a clamping jaw 9, a limiting screw 10, a limiting groove 11, a positioning disc 12, a connecting flange 13, a contour column 14, a chip removal hole 15, a chip blocking cover 16, an air hole 17, an air cavity 18 and an external positioning disc 19.
Detailed Description
The present invention will be more clearly and completely described below by way of a preferred embodiment in conjunction with the accompanying drawings, which are not intended to limit the scope of the invention as described herein.
As shown in fig. 1 and 2 be the utility model discloses a high accuracy commonality internal tooth anchor clamps for gear turning machine, including being used for carrying out the tight cover 1 that rises of location clamp to the work piece, it is used for carrying out the supporting component 2 that supports to the work piece to be equipped with one heart in the cover 1 that rises, the toper structure of top-down leanin to rise 1 outer lane adoption top-down, the outer lane on the cover 1 upper portion that rises is equipped with the toper structure matched with tapering seat 3 with the cover that rises, it is all located tapering seat 4 with one heart with supporting component 2 to rise cover 1, the below of tapering seat 3 is supported through base 4, the lower extreme and the base 4 fixed connection of supporting component 2, it has the pull ring 5 that is used for the pulling to rise cover 2 and carries out the removal downwards to buckle with one heart in the outer lane of the cover 1 lower part that rises, pull ring 5 bottom is equipped with the pull rod 6 that runs through base 4, pull rod 6 is connected with the drive end of hydro-cylinder.
The tension rod 6 is pulled through the oil cylinder to drive the expansion sleeve 1 to move downwards, so that the outer ring of the workpiece can be concentrically clamped, in order to ensure that the outer edge of the workpiece can be concentrically fixed, meanwhile, the expansion sleeve 1 can be pulled downwards along with the tension rod 6, and the clamping diameter can be deformed, as shown in figure 3, the expansion sleeve 1 of the utility model adopts integral grinding processing and is divided into a plurality of expansion sleeve blocks 7 after the processing is finished, rubber 8 is used for bonding between the adjacent expansion sleeve blocks 7, a clamping jaw 9 matched with the shape of the workpiece to be clamped is arranged on each expansion sleeve block 7, and the clamping jaw 9 is detachably connected with the expansion sleeve blocks 7; the clamping jaw 9 and the expansion sleeve block 7 rigidly support the outer wall of the workpiece, and when the pull rod 6 is pulled down, the clamping diameter is changed through the rubber connection part.
And in order to carry out effective restriction in order to the distance that rises cover 1 and reciprocate, avoid it to shift up and throw off in the anchor clamps, it is too big to move down the clamp force that produces, arouses the deformation scheduling problem of work piece, the utility model discloses a taper seat 3 is last to be equipped with stop screw 10 along radial direction, and stop screw 10 symmetric position rises the both sides of cover 1, rises to be equipped with spacing groove 11 along the tapering direction of the cover that rises on the cover 1 that rises that corresponds with stop screw 10, and stop screw 10's tip is located spacing groove 11. The width of the limiting groove 11 is the maximum distance interval for the expansion sleeve 1 to move up and down.
In a specific embodiment, the utility model discloses a supporting component 2 includes positioning disk 12 and flange 13 that top-down set gradually concentrically, and positioning disk 12 adopts the cavity design, and the up end of positioning disk 12 is used for the support of work piece, and the lower extreme passes through the fix with screw on flange 13, and flange 13 lower extreme is connected with base 4 through equal-height column 14, and equal-height column 14's lower extreme passes the bottom surface of pull ring 5.
And carry out the location to the outer plane of work piece to needs and add man-hour, can't only keep the stability of work piece through the location at work piece center, for this reason the utility model discloses an in the second embodiment, as shown in fig. 5, set up the outer positioning disk 19 similar with the positioning disk structure between the outer plane of work piece and the upper surface of tapering seat 3 to be equipped with on the tapering seat with the gas pocket and the air cavity of positioning disk 12 unanimity, utilize atmospheric pressure to detect the principle, to the laminating degree between work piece outer plane and the outer positioning disk 19 surface, can detect the location of work piece equally.
The utility model discloses when using, select corresponding clamping jaw 9 and install on the cover 1 that rises according to the specification of the work piece of waiting to process, will wait to process the work piece and put into anchor clamps, the lower surface of work piece and the upper surface laminating of positioning disk 12, start the hydro-cylinder, pull rod 6 drop down through the hydro-cylinder, pull rod 6 passes through pull ring 5 and transmits the pulling force to the cover 1 that rises, pull ring 5 with cover lock that rises will rise all around of cover 1 and pull down, because there is the tapering in the fitting surface between cover 1 upper portion surface and the tapering seat 3 that rises, when the cover 1 is pulled down and moves down, the rubber 8 of connecting between the cover piece 7 that rises contracts under the effort of tapering seat, the whole internal diameter of cover 1 that rises reduces, clamping jaw 9 fixed on the cover 1 progressively presss from both sides the work piece tightly; before carrying out work piece processing, inject into gas through pressure measurement mechanism in to the air cavity 18 of positioning disk 12 earlier, when gas pressure reaches certain numerical value and stops the gas injection, at this moment, if work piece and positioning disk 12 laminate, then the air cavity 18 internal pressure is invariable, explain the work piece location accuracy, can process, and when the fitting surface of work piece and positioning disk 7 does not laminate, when having the clearance, the gas in the air cavity 18 can be followed gas pocket 17 and run out, lead to pressure drop, then can carry out the location of work piece again after the fitting surface of clearance work piece and positioning disk and press from both sides tightly this moment, detect the clamp of work piece with this.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. A high-precision universal internal tooth clamp for a gear turning machine is characterized by comprising an expansion sleeve (1) for positioning and clamping a workpiece, wherein a supporting component (2) for supporting the workpiece is concentrically arranged in the expansion sleeve (1), the outer ring of the expansion sleeve (1) adopts a conical structure inclined inwards from top to bottom, a conical seat (3) matched with the conical structure of the expansion sleeve is arranged on the outer ring of the upper portion of the expansion sleeve (1), the expansion sleeve (1) and the supporting component (2) are concentrically positioned in the conical seat (3), the lower portion of the conical seat (3) is supported by a base (4), the lower end of the supporting component (2) is fixedly connected with the base (4), a pull ring (5) for pulling the expansion sleeve (1) to move downwards is concentrically buckled on the outer ring of the lower portion of the expansion sleeve (1), and a pull rod (6) penetrating through the base (4) is arranged at the bottom of the pull ring (5), the pull rod (6) is connected with the driving end of the oil cylinder.
2. The high-precision universal internal tooth clamp for the gear lathing machine as claimed in claim 1, wherein the expansion sleeve (1) is circumferentially divided into a plurality of expansion sleeve blocks (7), adjacent expansion sleeve blocks (7) are bonded by rubber (8), each expansion sleeve block (7) is provided with a clamping jaw (9) matched with the shape of a workpiece to be clamped, and the clamping jaw (9) is detachably connected with the expansion sleeve block (7).
3. The high-precision universal internal tooth clamp for the gear-turning machine according to claim 2, wherein the taper seat (3) is provided with limit screws (10) along the radial direction, the limit screws (10) are symmetrically positioned at two sides of the expansion sleeve (1), an expansion sleeve block corresponding to the limit screws (10) on the expansion sleeve (1) is provided with limit grooves (11) along the taper direction of the expansion sleeve, and the end parts of the limit screws (10) are positioned in the limit grooves (11).
4. The high-precision universal internal tooth clamp for the gear turning machine is characterized in that the supporting assembly (2) comprises a positioning disc (12) and a connecting flange (13) which are concentrically arranged from top to bottom, the positioning disc (12) is of a hollow design, the upper end face of the positioning disc (12) is used for supporting a workpiece, the lower end of the positioning disc is fixed on the connecting flange (13) through screws, the lower end of the connecting flange (13) is connected with the base (4) through a contour column (14), and the lower end of the contour column (14) penetrates through the bottom face of the pull ring (5).
5. The high-precision universal internal tooth clamp for the gear turning machine is characterized in that the pull ring (5) and the taper seat (3) are provided with chip removal holes (15) for discharging machining chips along the circumferential direction, a chip blocking cover (16) is arranged on one side, close to the connecting flange (13), of the bottom of the pull ring (5), and the machining chips are guided into the chip removal holes (15) by the chip blocking cover (16).
6. The high-precision universal internal tooth clamp for the gear machine is characterized in that an air hole (17) is formed in the positioning plate (12), an air cavity (18) communicated with the air hole (17) is formed below the air hole (17), the air cavity (18) is communicated with a pressure detection device, and after a workpiece is installed and gas is injected into the air cavity through the pressure detection device, the air pressure in the air cavity is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220941854.XU CN217253406U (en) | 2022-04-22 | 2022-04-22 | High-precision universal internal tooth clamp for gear turning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220941854.XU CN217253406U (en) | 2022-04-22 | 2022-04-22 | High-precision universal internal tooth clamp for gear turning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217253406U true CN217253406U (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220941854.XU Active CN217253406U (en) | 2022-04-22 | 2022-04-22 | High-precision universal internal tooth clamp for gear turning machine |
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| CN (1) | CN217253406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115609092A (en) * | 2022-12-02 | 2023-01-17 | 常州南鹏机械有限公司 | Part internal tooth processing frock |
-
2022
- 2022-04-22 CN CN202220941854.XU patent/CN217253406U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115609092A (en) * | 2022-12-02 | 2023-01-17 | 常州南鹏机械有限公司 | Part internal tooth processing frock |
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